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High accuracy testing method of the homogeneity of optical glass
Author(s): 
Pages: 528-529,531
Year: Issue:  6
Journal: OPTICAL TECHNIQUE

Keyword:  光学材料的光学均匀性检测高精度;
Abstract: 高质量的透射光学系统对光学材料的光学均匀性要求非常高,材料局部折射率10-6量级的变化就可能破坏整个系统的性能.详细介绍了三种用于测量光学玻璃光学均匀性的干涉法,研制了一台高精度光学玻璃材料光学均匀性测量仪.实验结果表明:40 mm左右厚的光学玻璃材料的光学均匀性检测精度可达1×10-6.
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